May 2022 in “Endocrine practice” High-dose biotin can cause false thyroid test results; stop taking biotin two days before testing to avoid errors.
February 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Women with PCOS, especially if they are obese, are more likely to have an underactive thyroid than women without PCOS.
April 2022 in “PANACEA JOURNAL OF MEDICAL SCIENCES” People with both obvious and not-so-obvious underactive thyroid issues often have higher levels of the hormone prolactin.
April 2019 in “Journal of the Endocrine Society” A woman with severe hypothyroidism had a rare skin condition usually linked to a different thyroid disease.
March 2015 in “CRC Press eBooks” Telogen effluvium is a type of hair loss in women caused by many factors, and iron and thyroid tests are recommended for diagnosis.
85 citations,
April 2004 in “Thyroid” Thyroid problems can negatively affect women's reproductive health and pregnancy, and can cause symptoms like fatigue and depression, but not all women with these symptoms need treatment.
14 citations,
October 2006 in “Journal of The American Academy of Dermatology” A woman with Parkinson's disease experienced hair loss from the Parkinson's medication pramipexole, which improved after stopping the drug.
3 citations,
August 2022 in “JAAD international” Taking a daily multivitamin may be enough to promote hair growth in people with alopecia.
2 citations,
August 2020 in “Dermatologic Therapy” Low ferritin and zinc levels, as well as anemia, are linked to more severe hair loss in Egyptian children with chronic hair shedding.
2 citations,
August 2016 in “Surgery for obesity and related diseases” TSH is not reliable for detecting hypothyroidism after bariatric surgery; FT3/rT3 ratio is better.
1 citations,
December 2020 in “Harran Üniversitesi týp fakültesi dergisi” Many people with hair loss had low iron and ferritin levels.
June 2024 in “Archives of dermatological research” Targeted testing for telogen effluvium patients can save healthcare costs.
October 2023 in “Frontiers in medicine” Comprehensive screening for infections is crucial before starting JAK inhibitors in alopecia areata patients.
April 2023 in “Elsevier eBooks” PCOS is a common and costly condition in North American women, causing various health issues like obesity, diabetes, and fertility problems.
January 2023 in “International journal of dermatology, venereology and leprosy sciences” People with alopecia areata have different blood markers that suggest inflammation and immune system issues compared to healthy individuals.
January 2022 in “Journal of family medicine” Polycystic Ovarian Syndrome (PCOS) can cause chronic inflammation, mental health issues, and changes in gut bacteria, but a holistic lifestyle change can significantly improve these conditions.
December 2020 in “Journal of Drugs in Dermatology” The document concludes that more research is needed to confirm if blood tests for things like iron and vitamin D are helpful for hair loss from Telogen effluvium.
September 2020 in “University of Thi-Qar Journal of Medicine” Low iron and vitamin D3 levels might be major causes of hair loss in Iraqi women.
January 2015 in “Turkiye Klinikleri Journal of Endocrinology” PCOS patients with autoimmune thyroid disease have lower DHEAS levels.
December 2013 in “대한피부과학회지” Korean women with female pattern hair loss have higher levels of ferritin, testosterone, and vitamin D than average.
9 citations,
March 2000 in “PubMed” Most women in the study lost hair due to stress, fever, childbirth, surgery, or thyroid issues, with low hemoglobin levels also common.
January 2022 in “International Journal of Medicine in Developing Countries” Many patients with hair loss had low iron and vitamin D levels, but thyroid issues were not common.
November 2022 in “Journal of the Endocrine Society” Marijuana use may be linked to lower TSH levels, but the exact cause is unclear.
10 citations,
January 2012 in “International Journal of Trichology” The study found no link between anxiety, vitamin B12, folate, TSH, ferritin, zinc levels, and trichodynia in telogen alopecia patients.
1 citations,
January 2021 in “International journal of pharmaceutical research” Low levels of ferritin, TSH, and certain vitamins are linked to hair loss in women of different ages.
January 2024 in “İstanbul Kuzey Klinikleri” Low ferritin levels are linked to increased hair loss; no link found between vitamin B12, TSH levels, and hair loss.
May 2023 in “Journal of The American Academy of Dermatology” Most lab tests for patients with Telogen effluvium, a type of hair loss, show no or mild abnormalities; only a few specific tests are useful.
August 2022 in “International Journal of Health Sciences (IJHS)” Low levels of zinc, ferritin, and vitamin B12 are linked to severe hair loss in pregnant women during their last two trimesters.
April 2017 in “European Psychiatry” Women with schizophrenia on atypical antipsychotics are more likely to have polycystic ovarian syndrome (PCOS) than women without schizophrenia.
March 2012 in “Journal of Pediatric and Adolescent Gynecology” Doctors vary in how they initially test for PCOS, but most agree on using oral contraceptives and lifestyle changes as first treatments.